85404839110911 has 32 divisors (see below), whose sum is σ = 127165153996800. Its totient is φ = 56649363228000.

The previous prime is 85404839110909. The next prime is 85404839110919. The reversal of 85404839110911 is 11901193840458.

85404839110911 is a `hidden beast` number, since 8 + 5 + 40 + 483 + 9 + 1 + 109 + 11 = 666.

It is not a de Polignac number, because 85404839110911 - 2¹ = 85404839110909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85404839110919) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2374311 + ... + 13283336.

It is an arithmetic number, because the mean of its divisors is an integer number (3973911062400).

Almost surely, 2^{85404839110911} is an apocalyptic number.

85404839110911 is a deficient number, since it is larger than the sum of its proper divisors (41760314885889).

85404839110911 is a wasteful number, since it uses less digits than its factorization.

85404839110911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15658676 (or 15658670 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 54.

The spelling of 85404839110911 in words is "eighty-five trillion, four hundred four billion, eight hundred thirty-nine million, one hundred ten thousand, nine hundred eleven".